12765207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 23224320

約数和(自身を除く): 10459113

約数列:

[1, 3, 7, 13, 19, 21, 23, 39, 57, 69, 91, 107, 133, 161, 247, 273, 299, 321, 399, 437, 483, 741, 749, 897, 1311, 1391, 1729, 2033, 2093, 2247, 2461, 3059, 4173, 5187, 5681, 6099, 6279, 7383, 9177, 9737, 14231, 17043, 17227, 26429, 29211, 31993, 39767, 42693, 46759, 51681, 79287, 95979, 119301, 140277, 185003, 223951, 327313, 555009, 607867, 671853, 981939, 1823601, 4255069, 12765207]

約数ペア:

[(1, 12765207), (3, 4255069), (7, 1823601), (13, 981939), (19, 671853), (21, 607867), (23, 555009), (39, 327313), (57, 223951), (69, 185003), (91, 140277), (107, 119301), (133, 95979), (161, 79287), (247, 51681), (273, 46759), (299, 42693), (321, 39767), (399, 31993), (437, 29211), (483, 26429), (741, 17227), (749, 17043), (897, 14231), (1311, 9737), (1391, 9177), (1729, 7383), (2033, 6279), (2093, 6099), (2247, 5681), (2461, 5187), (3059, 4173)]